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优化获取COM口的逻辑

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This commit is contained in:
fengbh 2024-07-15 01:01:03 +08:00
parent 09dbe975ac
commit 8a5fbc1319
2 changed files with 7 additions and 3 deletions
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2
Makefile
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@ -51,7 +51,7 @@ main.hex: $(TARGET)
flash: flash:
-sudo chmod 777 $(COM) -sudo chmod 777 $(COM)
-./reset_mcu.sh -./reset_mcu.sh $(COM)
-stcgal -P stc89 -p $(COM) main.hex -stcgal -P stc89 -p $(COM) main.hex
#led.bin:led.hex #led.bin:led.hex

8
reset_mcu.sh
View File

@ -16,9 +16,13 @@
# --- ---- --- ----------- # --- ---- --- -----------
# 0.0.01 2024-07-14 Feng Bohan initial version # 0.0.01 2024-07-14 Feng Bohan initial version
#=========================================================================== #===========================================================================
stty -F /dev/ttyUSB0 speed 9600 cs8 -parenb -cstopb raw -echo -echoe -echok -echoctl -echoke if [ "$#" -ne 1 ]; then
echo "错误：此脚本需要且仅需要一个参数, 作为COM口号"
exit 1 # 使用非零状态码退出表示异常
fi
stty -F $1 speed 9600 cs8 -parenb -cstopb raw -echo -echoe -echok -echoctl -echoke
echo -e "RESET!" > /dev/ttyUSB0 echo -e "RESET!" > $1
#说明： #说明：